<template>
  <div>首页 {{ a }}</div>
</template>

<script setup lang="ts">
import { onMounted, ref } from 'vue'
const a = ref()
onMounted(() => {
  a.value = getComputedStyle(document.documentElement).getPropertyValue('--sab')
})
</script>

<style lang="scss" scoped></style>
